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When using a center drill bit, it's essential to remember that they are not intended for deep drilling tasks. Their primary function is to create a shallow indentation, typically about one-third to one-half the diameter of the intended final hole. For this reason, they should be used with a lower speed and sufficient pressure to ensure a clean, accurate start without overheating the bit or the material.

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Overall, the YT28 rock drill is a versatile and reliable tool that offers high performance and efficiency in drilling operations. Its durable construction, ease of maintenance, and safety features make it a preferred choice for mining and construction companies worldwide. With the YT28 rock drill, companies can increase their drilling productivity and achieve their project goals effectively.

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